<p>paragraph tag</p> <div>division tag</div> <a>anchor tag</a> element names can be used as selectors id = "idhere" | ids can be used as selectors class = "classhere" | classes can be used as selectors CSS EXAMPLE: <style> div { /* Element Selector */ color:green; /* changes font color */ } #firstone { /* # = ID Selector */ color:red; font-size: 2em /* changes font size. em = relative to parent font size*/ } .newclass { /* . = Class Selector */ color:blue; font-size: 2rem /* changes font size. rem = relative to HTML tag font size */ } p::selection { /* Pseudo-Class selector */ background-color: red; /* changes background color of the element */ color: black; } </style> The VSCode extension "Live Server" updates your page while you edit it IP = Internet Protocol TCP = Transmission Control Protocol Packets = Chopped up data WWW = World Wide Web HTTP = Hypertext Transfer Protocol (Used to transfer data and load pages) URL = Uniform Resource Locator (Address to get somewhere)